Question

Resolva o sistema abaixo
a) 2x-y=0
--------&-------
x-3y=5/2
b) x=y+3
-------&--------
2x+y=0
c) x-3y=0
--------&--------
x+2y=10
d) x=y+3
---------&-------
12x+3y=663
e) x=3y
-------&---------
x+y=663
f) x+y=5
---------&-------
2x-y=10
g) 3x+12y=20
--------&-------
y=2x
h) 2x+3y=12
-------&-------
x+y=6
I) x-y=16
-------&-------
2x-3y=8
j) x+y=10
-------&------
x-y=6
k) 3x+y=12
------&------
x-4y=20

Answer 1

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